Tom was selected at pick number 43 by the West Coast Eagles in the 2013 NAB AFL Draft. Tom is a tall defender with good ability to read the ball in flight. He is able to come off his opponent at the right time to affect the contest and uses the ball smartly on the counter-attack. Tom played for Western Australia at the Under 18 Championships and was very competitive. Barrass possesses a penetrating and accurate left foot that can carry the lines, complemented with a strong overhead mark. In 14 games for the reserves Tom had 171 disposals and took 63 marks.